| 1/1/1918, Tue | New Year's Day |
- Note
- A statutory public holiday (Awal Tahun Masihi).
|
| 2/11/1918, Mon | Chinese New Year |
- Note
- A statutory public holiday (Tahun Baru Cina).
|
| 2/23/1918, Sat | National Day of Brunei Darussalam |
- Note
- A statutory public holiday (Hari Kebangsaan).
|
| 5/8/1918, Wed | Isra' and Mi'raj |
- Note
- A statutory public holiday commemorating the Prophet Muhammad's night journey and ascension.
|
| 6/3/1918, Mon | Royal Brunei Armed Forces Day: Actual Observance Day |
- Note
- A statutory public holiday.
|
| 6/10/1918, Mon | First Day of Ramadan |
- Note
- A statutory public holiday (Awal Ramadan).
|
| 6/26/1918, Wed | Nuzul Al-Quran |
- Note
- A statutory public holiday commemorating the revelation of the Qur'an.
|
| 7/10/1918, Wed | Hari Raya Aidil Fitri (Day 1) |
- Note
- A statutory public holiday.
|
| 7/11/1918, Thu | Hari Raya Aidil Fitri (Day 2) |
- Note
- A statutory public holiday.
|
| 7/15/1918, Mon | Hari Raya Aidil Fitri (Day 3): Actual Observance Day |
- Note
- A statutory public holiday.
|
| 7/15/1918, Mon | H.M. The Sultan's Birthday |
- Note
- A statutory public holiday. H.M. Sultan Haji Hassanal Bolkiah's Birthday (born 15 July 1946).
|
| 9/16/1918, Mon | Hari Raya Aidil Adha |
- Note
- A statutory public holiday.
|
| 10/7/1918, Mon | Islamic New Year |
- Note
- A statutory public holiday.
|
| 12/16/1918, Mon | Prophet Muhammad's Birthday |
- Note
- A statutory public holiday (Maulud Nabi Muhammad SAW).
|
| 12/25/1918, Wed | Christmas Day |
- Note
- A statutory public holiday.
|